Toothbrush



FIG. 1 is a perspective view of a toothbrush showing my design.

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a side view thereof;

FIG. 5 is a top view thereof; and,

FIG. 6 is a top view thereof, illustrating the position of the handle relative to the brush portion of the toothbrush.

The broken line showing of a handle illustrates a portion of the toothbrush that forms no part of the claimed design. 

The ornamental design for a toothbrush, as shown and described. 